APA (7th ed.) Citation

Rølvaag, O. E. (1955). Giants in the earth: A saga of the prairie. Harper & Row.

Chicago Style (17th ed.) Citation

Rølvaag, Ole Edvart. Giants in the Earth: A Saga of the Prairie. New York: Harper & Row, 1955.

MLA (9th ed.) Citation

Rølvaag, Ole Edvart. Giants in the Earth: A Saga of the Prairie. Harper & Row, 1955.